new icon: stackoverflow (original, original-wordmark, plain, plain-wordmark, line, line-wordmark) (devicons#1511)

* new icon: stackoverflow (original, original-wordmark, plain, plain-wordmark)

* Remove `clip-paths` from all SVGs

* chore: apply suggestions from code review

Co-authored-by: Josélio Júnior <[email protected]>

* Remove size attributes and convert to one...

...path for the font versions.

* Update icons & add `line` and `line-wordmark`

---------

Co-authored-by: Josélio Júnior <[email protected]>
Co-authored-by: unknown <[email protected]>

Author: Panquesito7

devicon.json

@@ -4736,7 +4736,7 @@
         },
         "color": "#d00000",
         "aliases": []
-    },    
+    },
     {
         "name": "kibana",
         "altnames": [],
@@ -8438,6 +8438,35 @@
             }
         ]
     },
+    {
+        "name": "stackoverflow",
+        "altnames": [
+            "Stack Overflow"
+        ],
+        "tags": [
+            "website",
+            "development",
+            "community"
+        ],
+        "versions": {
+            "svg": [
+                "original",
+                "original-wordmark",
+                "plain",
+                "plain-wordmark",
+                "line",
+                "line-wordmark"
+            ],
+            "font": [
+                "plain",
+                "plain-wordmark",
+                "line",
+                "line-wordmark"
+            ]
+        },
+        "color": "#F58025",
+        "aliases": []
+    },
     {
         "name": "stata",
         "altnames": [],